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Review of all the topics and exam preparation

Successful Vibration monitoring program

  • Setting baseline and alarm limits
  • Acceptance testing and ISO Vibration standards
  • Trending of vibration signatures
  • Report generation for route survey
  • Report generation for trouble shooting
  • Industrial Case studies

Corrective action

  • Shop balancing methodologies
  • Static and on-site balancing in field (Live demo)
  • Balancing grades
  • Soft foot corrections (Live demo)
  • Correcting Misalignment

Equipment testing and diagnosis

  • Practical approach for impact testing (Bump test)
  • Phase analysis in detail
  • Motor current signature analysis
  • Broken rotor bars
  • Pole pass frequency
  • Introduction to analysis of steam turbines/ Gas turbines
  • Types of journal bearings
  • Introduction to monitor journal bearings
  • Rolling mills and paper mills monitoring and diagnosis
  • Structural vibration analysis (response analysis/ natural frequency prediction)
  • Seismic Vibration (sensing, analysis, prediction fundamentals)
  • Automotive Testing analysis
  • Industrial Case studies

Detailed Machinery Fault Analysis

  • Natural frequency and resonance tests (Practical approach)
  • Coast up and Coast down data (Brief introduction on transients)
  • Imbalance, eccentricity and bent shaft
  • Misalignment, cocked bearing
  • Soft foot conditions
  • Mechanical looseness and common forms of looseness
  • Rolling element bearing analysis (PkVue/ Envelopig/Cepstrum/HFD)
  • Gearbox analysis / Cepstrum Analysis
  • Rubs
  • Bent shaft
  • Orbit analysis/ Precision (forward & Reverse)/ Oil whirl/Whip
  • Industrial case Studies

Signal processing

  • Importance of time waveform
  • FFT Application
  • Sampling rate
  • Noise reduction in the data
  • Dynamic Range
  • Time windows (Hanning, rectangular, flat-top)
  • Filters (High pass, low pass, band pass)
  • Anti aliasing
  • Bandwidth, Lines of resolution
  • Averaging (Linear, exponential, Synchronous time)
  • Mapping

Introduction to Machinery Vibration

  • Periodic and random motion
  • Frequency and TWF in depth
  • Importance of speed in accurate diagnosis
  • Phase analysis
  • Electrical and Mechanical relationship
  • Detailed Time waveform analysis
  • Harmonics, sub harmonics, synchronous and non synchronous
  • Importance of side bands in frequency spectrums
  • Clipped wave, square wave
  • Amplitude and frequency modulation
  • Understanding signal pattern
  • Vibration and Structure (static equipment/ pipes/ bridges/ high speed rails
  • Automotive vibration and comfort

Introduction to Machinery Vibration

  • Periodic and random motion
  • Frequency and TWF in depth
  • Importance of speed in accurate diagnosis
  • Phase analysis
  • Electrical and Mechanical relationship
  • Detailed Time waveform analysis
  • Harmonics, sub harmonics, synchronous and non synchronous
  • Importance of side bands in frequency spectrums
  • Clipped wave, square wave
  • Amplitude and frequency modulation
  • Understanding signal pattern
  • Vibration and Structure (static equipment/ pipes/ bridges/ high speed rails
  • Automotive vibration and comfort